Income Taxes - Significant Components Of The Provision For Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Current
Federal	$ (9,506)	$ 4,012	$ 3,807
State	130	620	133
Foreign	1,852	1,925	3,675
Total current	(7,524)	6,557	7,615
Deferred
Federal	(292)	(23,661)	(55)
State	(3,458)	(6,229)	(8)
Foreign	(567)	(502)	(1,535)
Total deferred	(4,317)	(30,392)	(1,598)
Total income tax expense	$ (11,841)	$ (23,835)	$ 6,017